Graphs can also be used to evaluate more complex expressions, such as those involving multiple functions or operations. The ...

Katherine Peach is a well-caffeinated, Brooklyn-based writer, who focuses on all things coffee for CNET. Peach's reviews and writing have appeared in Tasting Table, Mashed, LAist, Yahoo Life, MSN and ...

Matching and Verification: Equation A: y = x² Substitute x = -2: y = (-2)² = 4 (matches the table) Substitute x = 0: y = (0)² ...

Farran Powell is the managing editor of investing at Forbes Advisor. She was previously the assistant managing editor of investing at U.S. News & World Report. Her work has appeared in numerous ...